Granted Patent
Utility
US 6,617,521 · App. 09/467,805
Circuit board and display device using the same and electronic equipment
Inventors:
Hideya Saito, Kogo Endo
Patented Case
View Patent ↗
Granted: Sep 9, 2003
Filed: Dec 20, 1999
Inventors
Hideya Saito
Kogo Endo
Assignee (at issue)
SEIKO EPSON CORPORATION
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.